|
WS62256 Datasheet, PDF (1/9 Pages) Wing Shing Computer Components – Very Low Power / Voltage CMOS SRAM 32K X 8bit | |||
|
WS
WS62256
!
O peration voltage Vcc:
4.5V~5.5V
! #"$%$! ,(-%'(+
,,./0&1$ '!, !(
/0&1 !&2, !(
/#%1 0
-&(23#, !(
4'*5-%!!2&,,!--'!+
-70 70ns ( 0&1
(%"!)!"-& ! 0
,%&'3"!
&',%$! 2$($5!(,5'%'-2!-!"!,!2
5 !!-&!%-
6""#-&',%! &'(
7&& !!('(-%%"#)"&*!&-"$&-
&-#!%&(-'($'5 &(2
%'(-
""8
%'(-& !"! &(
!
T he WS62256 is a high performance , very low power CMOS
&',;&(2,,!--0! # *&('<!2&-:
$ 2-3#
3'-
&(2%! &!-9 &()! #"$rangeof 4.5V to 5.5V supply
)"&*!
2)&(,!2 0
!,5("*#&(2,' ,'!,5('=!-% )'2!355'*5
-%!!2&(2"$%$! 9!& !-$'5&#%',&" 0
-&(23#, !(9
0.4uA and maxinum access time of 70ns in5V operation
&-#! #!%&(-'('-% )'2!23#&(&,')!>
?,5'%
!(&3"!/ 1:&(2&,')!>
?%!(&3"!/
1&(25 !!-&!
%2 ')! -
The WS62256 has an automatic power down feature, reducing the
%$! ,(-%'(-'*('9',&("#$5!(,5'%'-2!-!"!,!2
5!WS62256 is &)&'"&3"!'(5!@7 -&(2& 2
%'(
3"3 0mil "&-',
:&(2600mil plastic DIP
PRODUCT FAMILY
PRODUCT OPERATING
FAMILY
TEMPERATURE
WS62256LLP
WS62256LLFP
0 oC~+70 oC
Vcc
SPEED
(V)
(ns)
4.5V~5.5V
70ns
POWER DISSIPATION
STANDBY(IccsB1,Max)
Vcc=5.0V
Operating (Icc,Max)
Vcc=5.0V
1uA
45mA
PKG TYPE
DIP-28
SOP-28
PIN CONFIGURATION
!
A14
A12
A7
A6
A5
A4
A3
A2
A1
A0
DQ0
DQ1
DQ2
GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
DIP-28
SOP-28
28
VCC
27 WE
26 A13
25 A8
24 A9
23 A11
22 OE
21 A__10
20 CE
19 DQ7
18 DQ6
17 DQ5
16 DQ4
15 DQ3
*
+
$
-
,
)%
)
)
)$
)+
)
)
)*
(
(
(
'
&
-
-
-
-
!
!"
#
-
+
+ $ % %
WINGSHING Co. reserves the right to modify document contents without notice.
Wing Shing Computer Components Co., (H.K.)Ltd.
Homepage: http://www.wingshing.com
Tel:(852)2341 9276 Fax:(852)2797 8153
E-mail: wsccltd@hkstar.com
9-1
|
▷ |